1217116 has 6 divisors (see below), whose sum is σ = 2129960. Its totient is φ = 608556.

The previous prime is 1217113. The next prime is 1217119. The reversal of 1217116 is 6117121.

It is an interprime number because it is at equal distance from previous prime (1217113) and next prime (1217119).

It is a junction number, because it is equal to n+sod(n) for n = 1217093 and 1217102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1217113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152136 + ... + 152143.

2^1217116 is an apocalyptic number.

It is an amenable number.

1217116 is a deficient number, since it is larger than the sum of its proper divisors (912844).

1217116 is a wasteful number, since it uses less digits than its factorization.

1217116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304283 (or 304281 counting only the distinct ones).

The product of its digits is 84, while the sum is 19.

The square root of 1217116 is about 1103.2298038034. The cubic root of 1217116 is about 106.7687087744.

The spelling of 1217116 in words is "one million, two hundred seventeen thousand, one hundred sixteen".